Home / 2,724.36-4,086.95-1,263.66

Finding the Fourth Proportional to 2,724.36, 4,086.95 and 1,263.66

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Solution

The fourth proportional to 2,724.36, 4,086.95 and 1,263.66 is: 1,895.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,724.36 : 4,086.95 = 1,263.66 : x
  2. Step 2: Convert to fraction form
    2,724.36/4,086.95 = 1,263.66/x
  3. Step 3: Cross multiply
    2,724.36x = 4,086.95 × 1,263.66
  4. Step 4: Simplify right side
    2,724.36x = 5,164,508.92
  5. Step 5: Solve for x
    x = 5,164,508.92/2,724.36
  6. Step 6: Final answer
    x = 1,895.68

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.